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Heart|Lab Grown|IGI

0.83ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG524243729

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG524243729

Diamond specifications and retailer prices

From £263 GBP
$353 USD
As of October 30, 2026
Save £248 GBP (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,306 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.83ct lab-grown heart diamond

This 0.83ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG524243729 or 524243729. Listed at 5 retailers as of October 30, 2026, with a 94% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.83
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524243729
Dimensions5.79 × 6.49 × 3.70 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.79 mm6.49 mm0.83 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524243729
Side View
Table 57.5%Crown 35.7°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 57.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £511 GBP|Low: £263 GBP|High: £1,306 GBP|Avg: £706 GBP|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 31, 2026
Retailer 4£263 GBP
Retailer 7£403 GBP
Retailer 5£441 GBP
Retailer 3£467 GBP
Retailer 1£511 GBP
Retailer 6£1,154 GBP
Retailer 2£1,157 GBP
Taylor and Hart£1,306 GBP

41 data points across 8 retailers

5 retailers£263 GBP to £511 GBP

B+
Cheapest Retailer
-
£263 GBP
$353 USD
B
Retailer 2
-
£467 GBP
$626 USD
View
B
Retailer 3
-
£511 GBP
View
Retailer 4
-
£1,157 GBP
View
Price under review
Most Expensive
Taylor and Hart
KSEPFDH · Oct 31
£1,306 GBP
$1,750 USD
View
Price under review
4 more retailers have this diamond
Prices start from £263 GBPSave up to £248 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.83ct Heart
£263 GBP